Hen or cockerel??? Frizzled silkies!!!

[KKVDK]

Hey guys!! So these frizzled silkies are about 3 months now and I still don't know what there genders are. The black ones name is blackie, buff ones name is buff, and grey ones name is Tuolumne. I love them to pieces!! Could you please help me out here??
THANKS
Kaylie

 

[AlleysChicks]

The grey is definitely a boy. The other 2 I’m not 100% but I have boy vibes from them too.

 

[Crazy for Chickens!]

Tuolumne is a boy.